Finding the Fourth Proportional to 106,336.36, 159,354.08 and 58,972.28
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Solution
The fourth proportional to 106,336.36, 159,354.08 and 58,972.28 is: 88,374.98
Step by Step Solution
- Step 1: Write the proportion equation
106,336.36 : 159,354.08 = 58,972.28 : x - Step 2: Convert to fraction form
106,336.36/159,354.08 = 58,972.28/x - Step 3: Cross multiply
106,336.36x = 159,354.08 × 58,972.28 - Step 4: Simplify right side
106,336.36x = 9,397,473,424.90 - Step 5: Solve for x
x = 9,397,473,424.90/106,336.36 - Step 6: Final answer
x = 88,374.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.